CN104279221B - Rotating shaft module and foldable device - Google Patents
Rotating shaft module and foldable device Download PDFInfo
- Publication number
- CN104279221B CN104279221B CN201310313473.2A CN201310313473A CN104279221B CN 104279221 B CN104279221 B CN 104279221B CN 201310313473 A CN201310313473 A CN 201310313473A CN 104279221 B CN104279221 B CN 104279221B
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- bracket
- axostylus axostyle
- electric magnet
- magnetic part
- housing
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- 230000000694 effects Effects 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- 239000012634 fragment Substances 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012905 input function Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1681—Details related solely to hinges
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1616—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1679—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts for locking or maintaining the movable parts of the enclosure in a fixed position, e.g. latching mechanism at the edge of the display in a laptop or for the screen protective cover of a PDA
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Pivots And Pivotal Connections (AREA)
- Telephone Set Structure (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
Abstract
A rotating shaft module and a foldable device are provided, the foldable device comprises a rotating shaft module, a first machine body and a second machine body, the rotating shaft module is suitable for being arranged between the first machine body and the second machine body and comprises a shaft lever, a first bracket, a second bracket, an electromagnet and a magnetic piece. The first bracket is fixedly arranged on the first machine body and fixes the shaft lever. The second bracket is fixedly arranged on the second machine body and is penetrated by the shaft lever, so that the second bracket can rotate relative to the first bracket. The electromagnet is arranged on the shaft lever. The magnetic part is arranged on the shaft lever and can attract or repel each other under the influence of the magnetic force of the electromagnet. At least one of the electromagnet and the magnetic element can move along the axial direction of the shaft rod but can not rotate by taking the shaft rod as the axis. When the electromagnet is used for electric driving, at least one of the electromagnet and the magnetic part can move axially to press the second bracket so as to improve the torque force of the second bracket rotating relative to the first bracket.
Description
Technical field
The present invention is about a kind of folding device, and especially with regard to a kind of rotating shaft module and folding device.
Background technology
Notebook computer the most gradually replaces desktop computer and becomes the main product of PC.Notebook computer is usual
Including main machine base and the display of the side being connected to main machine base via a rotating shaft module.In a state of use, display
Can relative to the side turning unfolding of main machine base with image output to user, and be also equipped with on main frame bottom surface keyboard and touch
Control plate instructs to main machine base with input.
Along with the progress of science and technology, add touch-control input function over the display and also become the function that notebook computer is new.
Therefore, user can coordinate icon (icon) or the figure user interface (Graphical of display over the display
User Interface, GUI) carry out touch-control input.But, in order in particular state, (lock-out state or touch-control are defeated such as automatically
Enter state) under improve the torsion of rotating shaft module or resistance, prior art uses cam structure.But, cam structure has abrasion
Thus affect the life-span of rotating shaft module.
Summary of the invention
The present invention provides a kind of rotating shaft module, and the torque needed for it drives can adjust.
The present invention provides a kind of folding device, and the torque needed for driving its rotating shaft module can adjust.
The present invention proposes a kind of rotating shaft module, is suitable to be arranged between a first housing and a second housing in order to the second machine
Body can rotate relative to the first housing.Rotating shaft module includes axostylus axostyle, the first bracket, the second bracket, electric magnet and magnetic part.First
Bracket is fixedly arranged on the first housing and fixing support axostylus axostyle.Second bracket is fixedly arranged on the second housing and for wearing that axostylus axostyle can rotate,
So that the second bracket can rotate relative to the first bracket.Electric magnet is arranged on axostylus axostyle directly or indirectly.Magnetic part directly or
Indirectly it is arranged on axostylus axostyle, can be affected by electric magnet magnetic force and attract each other or repel.Electric magnet and magnetic part at least its
One is to move axially along axostylus axostyle but the most not with axostylus axostyle as axis rotation, produces corresponding to electric magnet energising driving effect
Power, electric magnet moves axially to a primary importance second bracket that presses to increase by a pivoting friction with at least one of magnetic part
Power, and the second bracket relative to first bracket rotate needed for torque torsion thus improve；Wherein, this second bracket has for being somebody's turn to do
The bearing that axostylus axostyle wears, and this bearing includes one first relative side and one second side, this electric magnet can not be axial
Be movably arranged at this first side adjacent, this magnetic part then can be axially movably arranged on this axostylus axostyle adjacent this second
At side, and this electric magnet generation magnetic attraction is to attract this magnetic part, presses so that this magnetic part moves to this primary importance
Give this second side of this bearing.
The present invention proposes a kind of rotating shaft module, is suitable to be arranged between a first housing and a second housing, in order to this
Two bodies can rotate relative to this first housing, comprising: an axostylus axostyle；One first bracket, is fixedly arranged on this first housing and fixes
Support this axostylus axostyle；One second bracket, is fixedly arranged on this second housing and for wearing that this axostylus axostyle can rotate, so that this second bracket energy
Rotate relative to this first bracket；One electric magnet, is arranged on this axostylus axostyle directly or indirectly；And a magnetic part, directly or
Indirectly it is arranged on this axostylus axostyle, is affected by this electric magnet magnetic force and attract each other or repel；Wherein, this electric magnet and this magnetic
At least first of part moves axially along this axostylus axostyle but not with this axostylus axostyle as axis rotation, drives corresponding to the energising of this electric magnet and makees
By the power produced, at least one of this electric magnet and this magnetic part move axially to a primary importance and press this second bracket with
Increase by a rotation friction, and this second bracket relative to the torque torsion needed for the rotation of this first bracket thus improves；Its
In, this second bracket has the bearing worn for this axostylus axostyle, and this bearing includes relative one first side and one second
Side, this electric magnet can not be axially movably arranged at this first side adjacent, and this magnetic part then can axially movably set
Put on this axostylus axostyle between this electric magnet and this second bracket, and this electric magnet generation magnetic repulsion be to repel this magnetic part,
Press to force this magnetic part to move give this first side of this bearing to this primary importance.
The present invention proposes a kind of folding device, including the first housing, the second housing and rotating shaft module.Rotating shaft module is arranged
Can rotate relative to the first housing in order to the second housing between the first housing and the second housing.Rotating shaft module include axostylus axostyle,
One bracket, the second bracket, electric magnet and magnetic part.First bracket is fixedly arranged on the first housing and fixing support axostylus axostyle.Second bracket
It is fixedly arranged on the second housing and for wearing that axostylus axostyle can rotate, so that the second bracket can rotate relative to the first bracket.Electric magnet is straight
Connect or be indirectly arranged on axostylus axostyle.Magnetic part is arranged on axostylus axostyle directly or indirectly, is affected by electric magnet magnetic force and mutual
Attract or repel.At least first of electric magnet and magnetic part moves axially along axostylus axostyle but does not turns for axle center with axostylus axostyle
Power that is dynamic, that produce corresponding to electric magnet energising driving effect, electric magnet moves axially to one first with at least one of magnetic part
Position second bracket that presses are to increase by a rotation friction, and the second bracket is relative to the torque needed for the first bracket rotation
Torsion thus improve；Wherein, this second bracket has a bearing worn for this axostylus axostyle, and this bearing includes relative 1 the
One side and one second side, this electric magnet can not be axially movably arranged at this first side adjacent, and this magnetic part is then
Can be axially movably arranged on this axostylus axostyle at this second side adjacent, and this electric magnet produces magnetic attraction to attract this magnetic
Part, presses so that this magnetic part moves give this second side of this bearing to this primary importance.
The present invention proposes a kind of folding device, including: a first housing；One second housing；And a rotating shaft module, if
It is placed between this first housing and this second housing, can rotate relative to this first housing in order to this second housing, this rotating shaft mould
Group includes: an axostylus axostyle；One first bracket, is fixedly arranged on this first housing and fixing this axostylus axostyle of support；One second bracket, is fixedly arranged on this
The second housing and for wearing that this axostylus axostyle can rotate, so that this second bracket can rotate relative to this first bracket；One electric magnet,
It is arranged at directly or indirectly on this axostylus axostyle；And a magnetic part, it is arranged at directly or indirectly on this axostylus axostyle, by this electric magnet
Magnetic force affects and attracts each other or repel；Wherein, this electric magnet moves axially along this axostylus axostyle with at least first of this magnetic part
But not with this axostylus axostyle as axis rotation, the power produced corresponding to the energising driving effect of this electric magnet, this electric magnet and this magnetic part
At least one move axially to a primary importance this second bracket that presses to increase by a rotation friction, and this second torr
Frame is relative to the torque torsion needed for the rotation of this first bracket thus improves；Wherein, this second bracket has and wears for this axostylus axostyle
A bearing, and this bearing includes one first relative side and one second side, and this electric magnet can not axially movably set
Put at this first side adjacent, this magnetic part then can be axially movably arranged on this axostylus axostyle be positioned at this electric magnet with this
Between two brackets, and this electric magnet generation magnetic repulsion is to repel this magnetic part, to force this magnetic part to move to this primary importance
And press and give this first side of this bearing.
Based on above-mentioned, the present invention can press on the second torr by the cooperation of electric magnet and magnetic part relative to the first bracket
On frame, to increase the torque needed for being rotated by the second bracket relative to the first bracket.Additionally, the present invention is by power-actuated electricity
Magnet does not has the abrasion problems of existing cam structure.
For the features described above of the present invention and advantage can be become apparent, special embodiment below, and coordinate accompanying drawing to make in detail
Carefully it is described as follows.
Accompanying drawing explanation
The following drawings is only intended to, in schematically illustrating the present invention and explaining, not delimit the scope of the invention.Wherein:
Figure 1A is the axonometric chart of the rotating shaft module according to embodiments of the invention.
Figure 1B is the exploded view of the rotating shaft module of Figure 1A.
Fig. 1 C is the front view of the rotating shaft module of Figure 1A.
Fig. 1 D is that the rotating shaft module of Figure 1A is in the sectional view of non-pressurized state.
Fig. 1 E is that the rotating shaft module of Figure 1A is in the sectional view of pressurized state.
Fig. 1 F is that the rotating shaft module of Figure 1A is applied to Foldable and is placed in the side view of closure state.
Fig. 1 G is that the rotating shaft module of Figure 1A is applied to Foldable and is placed in the side view of deployed condition.
Fig. 1 H is the footpath section of the axostylus axostyle of rotating shaft module, magnetic part and the distance piece of another embodiment of the present invention.
Fig. 2 A is the axonometric chart of the rotating shaft module according to another embodiment of the present invention.
Fig. 2 B is the front view of the rotating shaft module of Fig. 2 A.
Fig. 2 C is the sectional view of the rotating shaft module of Fig. 2 A.
Fig. 3 A is the axonometric chart of the rotating shaft module according to another embodiment of the present invention.
Fig. 3 B is the front view of the rotating shaft module of Fig. 3 A.
Fig. 3 C is the sectional view of the rotating shaft module of Fig. 3 A.
Fig. 4 A is the axonometric chart of the rotating shaft module according to another embodiment of the present invention.
Fig. 4 B is the front view of the rotating shaft module of Fig. 3 A.
Fig. 4 C is the sectional view of the rotating shaft module of Fig. 3 A.
Fig. 5 is the axonometric chart of the rotating shaft module according to another embodiment of the present invention.
Main element label declaration:
10: folding device
12: the first housing
14: the second housing
100a, 100b, 100c, 100d, 100e: rotating shaft module
110: axostylus axostyle
110a: head
110b: nut
120: the first brackets
120a: the first axis hole
130: the second brackets
130a: the second axis hole
132: bearing
132a: the first side
132b: the second side
140: electric magnet
150: magnetic part
150a: perforation
152: interior tangent plane
160: locating part
170: distance piece
170a: axis hole
172: outer tangent plane
180: shell fragment cylinder
190: rheostat
190a: fixture
190b: movable piece
192: trigger assembly
192a: trigger cam
192b: trigger switch
Detailed description of the invention
In order to be more clearly understood from the technical characteristic of the present invention, purpose and effect, now comparison accompanying drawing illustrates this
Bright detailed description of the invention.
Refer to Figure 1A, Figure 1B, Fig. 1 C, Fig. 1 D and Fig. 1 F, in the present embodiment, rotating shaft module 100a is suitable to be arranged at can
Fold between a first housing 12 and a second housing 14 of device 10.At the bottom of the main frame of the first housing 12 e.g. notebook computer
Seat, and the display of the second housing 14 e.g. notebook computer.Rotating shaft module 100a includes axostylus axostyle 110,1 first bracket
120, one second bracket 130, electric magnet 140 and a magnetic part 150.First bracket 120 is fixedly arranged on the first housing 12 and has
First axis hole 120a wears with fixing for axostylus axostyle 110.Second bracket 130 is fixedly arranged on the second housing 14 and has the second axis hole
130a wears pivotly for axostylus axostyle 110, so that the second bracket 130 can be with axostylus axostyle 110 for axle center relative to the first bracket 120
Rotate.Second bracket 130 has the bearing 132 worn for axostylus axostyle 110, and bearing 132 includes the first relative side
132a and the second side 132b.Electric magnet 140 is directly or indirectly fixed on the first side of the bearing 132 of the second bracket 130
132a is also sheathed on axostylus axostyle 110.Magnetic part 150 then has perforation 150a and can be sheathed on phase on axostylus axostyle 110 axially and movably
Adjacent to the side of the second side 132b of the bearing 132 of the second bracket 130, and can be in primary importance and second on axostylus axostyle 110
Between position, limited distance moves axially, but can not be with axostylus axostyle 110 as axis rotation.Therefore, at the second bracket 130 opposite side
Electric magnet 140 start energising time magnetic part 150 can affect by magnetic attraction produced by electric magnet 140 and movement to first
Put to apply pressure to the second side 132b of the bearing 132 of the second bracket 130, by second with the bearing 132 of the second bracket 130
The aspectant rotation friction fitting tightly to increase by the second bracket 130 when rotating of side 132b, and improve the second bracket
130 rotate required torque torsion relative to the first bracket 120.
In the present embodiment, more specifically, bearing 132 has aforesaid second axis hole 130a and is axostylus axostyle 110
Worn and between electric magnet 140 and magnetic part 150, and electric magnet 140 is magnetically attracted magnetic part 150 to move, so that
Magnetic part 150 is able to the second side 132b pressure to bearing 132, to cause the effect increasing rotation friction described in leading portion,
As referring to figure 1e.
In the present embodiment, rotating shaft module 100a more can include a locating part 160, and it is also fixed by axostylus axostyle 110 and wears,
Movable (that is between bearing 132 and locating part 160 so that magnetic part 150 can only be limited between bearing 132 and locating part 160
Distance is more than the thickness of magnetic part 150).In the case of electric magnet 140 is inoperative, magnetic part 150 can magnetically be adsorbed
To the second position of locating part 160 and not contact bearing 132, make the torque torsion that the second bracket 130 can be basic relative to
One bracket 120 rotates.Specifically, in the case of electric magnet 140 is inoperative, magnetic part 150 comprises and has magnetizability
The material of (magnetizing ability), and can be adsorbed to that there is magnetizability or magnetizability (magnetizability)
Locating part 160, as shown in figure ip.Such as, magnetic part 150 can be a metalwork of iron content, and locating part 160 is then a magnetic
Ferrum；Or magnetic part 150 can be a Magnet, locating part 160 can be then metalwork or a Magnet of an iron content.
In the present embodiment, in order to allow magnetic part 150 not contact bearing 132 in the case of electric magnet 140 is inoperative,
Rotating shaft module 100a more can include a distance piece 170, and it has axis hole 170a and is fixed by axostylus axostyle 110 and wear, and sandwiched is solid
It is scheduled between the second bracket 130 and locating part 160, as shown in Fig. 1 C and Fig. 1 D.The external diameter preferably of distance piece 170 is slightly less than magnetic
Property part 150 perforation 150a aperture and make magnetic part 150 can be set in distance piece 170 outer and can on distance piece 170 relatively
Move axially in axostylus axostyle 110, as shown in Fig. 1 D and 1E.Therefore, in the case of electric magnet 140 has played effect, electric magnet
140 magnetically attract magnetic part 150, so that bearing 132 is pressed by magnetic part 150, as referring to figure 1e.Additionally, at electric magnet 140
In the case of inoperative, magnetic part 150 can magnetically be adsorbed to locating part 160 and not contact bearing 132, as shown in figure ip.
In the present embodiment, for making the magnetic part 150 can only 110 axles on the axostylus axostyle between the second bracket 130 and locating part 160
Can not rotate to movement, can have various ways, such as magnetic part 150 is socketed in axle the most tightly with its perforation 150a
On bar 110 or directly it is socketed in tightly on the distance piece 170 being fixed on axostylus axostyle 110, or such as the figure of another embodiment
The distance piece 170 (or direct on axostylus axostyle) being fixed on axostylus axostyle shown in 1H is formed with an outer tangent plane 172, and magnetic part
Form the interior tangent plane 152 of correspondence inside the perforation 150a of 150, make magnetic part 150 be subject to when being set on distance piece 170 (or axostylus axostyle)
Limit and cannot rotate, but remain to move axially.But, the mode that fixed magnetic part 150 can not rotate is not with the example above
It is limited, such as utilizes adhesive agent or solder flux or interference structure that any moulding is set etc. all to belong to institute of the present invention demand magnetic part
In the scope of the claims category that 150 can not rotate.
In another embodiment, electric magnet 140 can be integrally fixed at and not rotate with the second bracket 130 on axostylus axostyle 110
And with rotation, the most more can move the most a little, when making electric magnet 140 energization action, electric magnet 140 and magnetic part 150
Magnetic attraction is utilized to be close to the first side 132a and second side of the bearing 132 of the second bracket 130 the most Face to face
On 132b, to increase more rotation friction.
In the present embodiment, rotating shaft module 100a more can include one or more hollow shell fragment cylinder 180, and each shell fragment cylinder
180 can be made up of one or more elastic washers.By the head 110a of axostylus axostyle 110 and the nut that locks to axostylus axostyle 110
Forcing of 110b is tight, and bearing 132 can be pressed by these shell fragment cylinders 180, rotates required relative to axostylus axostyle 110 in order to produce bearing 132
Basic torque torsion.It should be noted that these shell fragment cylinders 180 can provide bearing 132 to rotate required relative to axostylus axostyle 110
Torque torsion, electric magnet 140 coordinates with magnetic part 150, can increase bearing 132 further and rotate relative to axostylus axostyle 110
Required torque torsion.
Refer to Fig. 1 G, when the first housing 12 of folding device 10 and the second housing 14 are in being expanded to making of a certain angle
When using state, in order to maintain the steadiness of angle between the first housing 12 and the second housing 14, can produce by starting electric magnet 140
Magnetisation field is to affect magnetic part 150 so that magnetic part 150 can press the second bracket 130 relative to axostylus axostyle 110, as referring to figure 1e,
Rotate required torque with increase bearing 132 relative to axostylus axostyle 110, and then the increase second housing 14 revolves relative to the first housing 12
Turn required torque torsion, do not repeat them here as described in former sections.
In the embodiment of Figure 1A, the bearing 132 of the second bracket 130 between electric magnet 140 and magnetic part 150, and
Attract bearing 132 is pressed by magnetic part 150 by the magnetic between electric magnet 140 and magnetic part 150.But, refer to
Another embodiment of the present invention of Fig. 2 A, 2B and 2C, in the rotating shaft module 100b of this embodiment, magnetic part 150 changes and is positioned at
Between bearing 132 and the electric magnet 140 of two brackets 130, and the distance between bearing 132 and electric magnet 140 is more than magnetic part 150
Thickness and make magnetic part can move axially in pressing close to the primary importance of bearing 132 or away from the second position of bearing.This reality
Execute example unlike previous embodiment, when electric magnet 140 energising starts, be to utilize the magnetic row between magnetic part 150
Scold and force magnetic part 150 that first side 132a of bearing 132 is pressed Face to face, increase rotation friction with produce
The practice that effect and fixed magnetic part 150 must not rotate, all as described in an ibid embodiment, does not repeats at this.
In Figure 1A, Fig. 2 A and all embodiments hereafter, only the difference between these embodiments is illustrated, and
The element of same or similar function have employed same or analogous component symbol, hereafter repeats no more.
Refer to Fig. 3 A, Fig. 3 B and Fig. 3 C, the rotating shaft module 100a compared to Figure 1A, in order to identification the first bracket 120 with
Angle angle between second bracket 130, the rotating shaft module 100c of the present embodiment further includes an angle detection device, and this angle is examined
Surveying device can be a rheostat 190, and it comprises an a fixture 190a and movable piece 190b.Fixture 190a is fixedly arranged on
Axostylus axostyle 110, and movable piece 190b directly or can be fixedly held to the bearing of the second bracket 130 via being fixedly held to electric magnet 140 indirectly
132 and with the second bracket 130 synchronous axial system.Therefore, the angle between fixture 190a and movable piece 190b (is i.e. equivalent to first
Folder between angle between bracket 120 and the second bracket 130, that is the first housing 12 as shown in Figure 1 F and the second housing 14
Angle) can be learnt by the resistance value that rheostat 190 is provided.Therefore, can be according to the first housing 12 and the second housing 14
Between variable angle carry out in good time DM 140 and produce magnetic field and press the second bracket 130 affecting magnetic part 150, and then
Increase and the second bracket 130 is rotated required torque torsion relative to the first bracket 120.Such as when the display of the second housing 14
It is expanded to 120 relative to the main machine base of the first housing 12.Time, i.e. drive electromagnet 140 to start effect and increase display
Torque torsion, is using finger display when display carries out touching operation to keep this angle without shaking in order to user
Dynamic.
Refer to Fig. 4 A, Fig. 4 B and Fig. 4 C, the rotating shaft module 100b compared to Fig. 2 A, in order to confirm the first bracket 120 with
Angle between second bracket 130, the rotating shaft module 100d of the present embodiment further includes such as Fig. 3 A～3C institute in previous embodiment
The angle detection device of rheostat 190 kenel shown, it comprises above-mentioned fixture 190a and movable piece 190b.Fixture
190a is fixedly arranged on axostylus axostyle 110, and movable piece 190b be directly or indirectly fixedly held to the second bracket 130 bearing 132 and with the second torr
Frame 130 synchronous axial system.Therefore, the angle between the first bracket 120 and the second bracket 130 can be carried by rheostat 190
The resistance value of confession is learnt.Therefore, angle between fixture 190a and movable piece 190b (be i.e. equivalent to the first bracket 120 with
Angle between angle between second bracket 130, that is the first housing 12 as shown in Figure 1 F and the second housing 14) can pass through
The resistance value that rheostat 190 is provided is learnt.Therefore, can be according to the angle between the first housing 12 and the second housing 14
Change carrys out in good time DM 140 and produces magnetic field and press the second bracket 130 affect magnetic part 150, and then increase is by second
Bracket 130 rotates required torque torsion relative to the first bracket 120.
The embodiment of Fig. 3 A and the embodiment of Fig. 4 A have employed the angle detection device of rheostat 190 and learn such as figure
Variable angle between the first housing 12 shown in 1F and the second housing 14, and can according to the first housing 12 and the second housing 14 it
Between variable angle produce control instruction with DM 140.But, refer to further embodiment of this invention of Fig. 5, this
The rotating shaft module 100e of embodiment learns the first housing 12 and the second housing 14 to trigger assembly 192 as angle detection device
Between angle be whether predetermined angle or in the range of being positioned at predetermined angle, produce control instruction with correspondence and carry out DM
140.In the present embodiment, trigger assembly 192 and contain a triggering cam 192a and triggering switch 192b.Trigger cam 192a
Directly or indirectly being fixedly held to the second bracket 130, synchronously to rotate relative to axostylus axostyle 110 along with the second bracket 130, triggering is opened
Close 192a then be arranged at trigger cam 192a rotation path on, with the second bracket 130 relative to the first bracket 120 in preset
Under angle, toggled cam 192a is pressed, thus produces control instruction and make a return journey DM 140.
The invention provides a kind of control method, its rotating shaft module 100a being applicable to Figure 1A or the rotating shaft of other embodiments
Module, hereafter as a example by the rotating shaft module 100a of Figure 1A.Refer to Figure 1A, this control method includes driving according to a control instruction
Motor magnet 140 produces magnetic field and presses the second bracket 130 (e.g. bearing relative to axostylus axostyle 110 to affect magnetic part 150
132), so adjust the second bracket 130 is rotated required torque torsion relative to the first bracket 120.Above-mentioned control instruction can
Produce according to the variable angle between the first bracket 120 and the second bracket 130, and then according to the first bracket 120 and the second torr
Variable angle between frame 130 adjusts and relative to the first bracket 120, second bracket 130 is rotated required torque.
The embodiment of Fig. 3 A and the embodiment of Fig. 4 A have employed the resistance variations of rheostat 190 and learn the first bracket
120 and second angles between bracket 130, and can be via the computer program of folding device 10 according to the first bracket 120 and
Angle between two brackets 130 produces control instruction with DM 140.Additionally, the embodiment of Fig. 5 then have employed triggering
The triggering switch 192b of the assembly 192 cam 192a that whether is triggered is pressed to produce control instruction and is carried out DM 140.
In the various embodiments described above of the present invention, the most more can manipulate this electric magnet by a control instruction, such as
This control instruction comprise change supply to the size of current of electric magnet 140 instruction to change electric magnet 140 generation magnetic field
Intensity, and then adjust magnetic part 150 and press the strength of the second bracket 130.Additionally, this control instruction also can comprise change supply extremely
The instruction of the sense of current of electric magnet 140 with change electric magnet 140 the direction in generations magnetic field, and then control magnetic part 140 is
No pressure the second bracket 130, or away from the second bracket 130.It addition, this control instruction also can be passed through according to the demand of user
The software (such as computer program) of folding device 10 or hardware (such as key switch) produce to drive under required angle
Electric magnet 140.
In foregoing embodiments, all so that electric magnet 140 maintains static, magnetic part 150 can be affected by electric magnet 140 magnetic force
And attracted by electric magnet 140 or repel the purpose reaching to apply pressure to the second bracket 130, only in other possible embodiment
In, also can use the fixing the most axially displaceable design of electric magnet 140 of magnetic part 150, namely open when electric magnet 140 energising
Can utilize it that magnetic attraction or the magnetic repulsion of magnetic part 150 are moved relative to magnetic part 150 time dynamic and apply pressure to the second bracket
130.Even in more extreme embodiment, electric magnet 140 and both magnetic parts 150 all can axially displacement, in order to electric magnet
140 magnetic attractions produced cause electric magnet 140 and magnetic part 150 respectively to press on two sides of the second bracket 130 and clamp the second torr
Frame 130.But anyway, second bracket that applies pressure to must substantially can not rotate, and is just provided that giving the second bracket 130 increases
The frictional force added.
In sum, the present invention can press on the second torr by the cooperation of electric magnet and magnetic part relative to the first bracket
On frame, to increase the torque torsion needed for being rotated by the second bracket relative to the first bracket.Additionally, the present invention passes through driven by power
Electric magnet there is no the abrasion problems of existing cam structure.It addition, the present invention more can along with the first bracket and the second bracket it
Between variable angle or user demand come DM produce magnetic field so that magnetic part presses on the second bracket (such as second
The bearing of bracket) on.Furthermore, the present invention also can be according to the demand of user software (the such as computer journey by folding device
Sequence) or hardware (such as key switch) under any angle, produce control instruction with DM.Therefore can be applicable to have tactile
The such as notebook computer, deformation panel personal computer, mobile phone etc. of control screen have on the electronic installation of folding structure, to guarantee to touch
The control screen angle stability when user is touched.
The foregoing is only the schematic detailed description of the invention of the present invention, be not limited to the scope of the present invention.Any
Those skilled in the art, the equivalent variations made on the premise of without departing from the design of the present invention and principle and amendment, all should
Belong to the scope of protection of the invention.
Claims (21)
1. a rotating shaft module, is suitable to be arranged between a first housing and a second housing, can be relatively in order to this second housing
Rotate in this first housing, it is characterised in that this rotating shaft module includes:
One axostylus axostyle；
One first bracket, is fixedly arranged on this first housing and fixing this axostylus axostyle of support；
One second bracket, is fixedly arranged on this second housing and for wearing that this axostylus axostyle can rotate, so that this second bracket can be relative to
This first bracket rotates；
One electric magnet, is arranged on this axostylus axostyle directly or indirectly；And
One magnetic part, is arranged on this axostylus axostyle directly or indirectly, is affected by this electric magnet magnetic force and attracts each other or repel；
Wherein, at least first of this electric magnet and this magnetic part moves axially along this axostylus axostyle but does not turns for axle center with this axostylus axostyle
Power that is dynamic, that produce corresponding to the energising driving effect of this electric magnet, this electric magnet moves axially to at least one of this magnetic part
One primary importance this second bracket that presses are to increase by a rotation friction, and this second bracket revolves relative to this first bracket
Turn required torque torsion thus improve；
Wherein, this second bracket has a bearing worn for this axostylus axostyle, and this bearing include one first relative side with
One second side, this electric magnet can not be axially movably arranged at this first side adjacent, and this magnetic part then can axially move
It is arranged on this axostylus axostyle at this second side adjacent dynamicly, and this electric magnet generation magnetic attraction is to attract this magnetic part, so that should
Magnetic part moves and presses give this second side of this bearing to this primary importance.
2. a rotating shaft module, is suitable to be arranged between a first housing and a second housing, can be relatively in order to this second housing
Rotate in this first housing, it is characterised in that this rotating shaft module includes:
One axostylus axostyle；
One first bracket, is fixedly arranged on this first housing and fixing this axostylus axostyle of support；
One second bracket, is fixedly arranged on this second housing and for wearing that this axostylus axostyle can rotate, so that this second bracket can be relative to
This first bracket rotates；
One electric magnet, is arranged on this axostylus axostyle directly or indirectly；And
One magnetic part, is arranged on this axostylus axostyle directly or indirectly, is affected by this electric magnet magnetic force and attracts each other or repel；
Wherein, at least first of this electric magnet and this magnetic part moves axially along this axostylus axostyle but does not turns for axle center with this axostylus axostyle
Power that is dynamic, that produce corresponding to the energising driving effect of this electric magnet, this electric magnet moves axially to at least one of this magnetic part
One primary importance this second bracket that presses are to increase by a rotation friction, and this second bracket revolves relative to this first bracket
Turn required torque torsion thus improve；
Wherein, this second bracket has a bearing worn for this axostylus axostyle, and this bearing include one first relative side with
One second side, this electric magnet can not be axially movably arranged at this first side adjacent, and this magnetic part then can axially move
It is arranged on this axostylus axostyle dynamicly between this electric magnet and this second bracket, and this electric magnet produces magnetic repulsion to repel this magnetic
Property part, presses to force this magnetic part to move give this first side of this bearing to this primary importance.
3. rotating shaft module as claimed in claim 1, it is characterised in that further include:
One locating part, can produce mutual magnetic attraction with this magnetic part, is fixed on this axostylus axostyle with this bearing separately more than being somebody's turn to do
One distance of the thickness of magnetic part, makes this magnetic part must be in displacement axial between this bearing and this locating part, and at this electromagnetism
In the case of ferrum is inoperative, this magnetic part can magnetically be adsorbed to this locating part and not contact this bearing.
4. rotating shaft module as claimed in claim 3, it is characterised in that further include:
One distance piece, is fixed on this axostylus axostyle and is folded between this bearing and this locating part, can be at this for this magnetic part
Move axially on spacing body.
5. rotating shaft module as claimed in claim 1, it is characterised in that further include:
One bearing, is positioned on this second bracket and wears for this axostylus axostyle；
One shell fragment cylinder, is sheathed on this axostylus axostyle and keeps at least side to this bearing to press, making this second bracket relative to this
First bracket produces a torque torsion.
6. rotating shaft module as claimed in claim 4, it is characterised in that this magnetic part have one in tangent plane, and this magnetic part energy
Axially it is formed with an outer tangent plane on this distance piece in range of activity or this axostylus axostyle, makes this magnetic part be installed in this distance piece or be somebody's turn to do
Time on axostylus axostyle restricted and cannot with this axostylus axostyle as axis rotation, but remain to move axially.
7. rotating shaft module as claimed in claim 1, it is characterised in that further included an angle detection device, in order to detect this
Second bracket is relative to the rotational angle situation of this first bracket.
8. rotating shaft module as claimed in claim 7, it is characterised in that this angle detection device includes a rheostat,
This rheostat further includes a fixture and a movable piece, and wherein this fixture is fixedly arranged on this axle directly or indirectly
Bar, this movable piece then can directly be fixedly held to this second bracket and can be with this second bracket synchronous axial system, by this movable piece
Resistance change when rotating relative to this fixture and correspondence learns this second bracket angle of rotation relative to this first bracket
Degree.
9. rotating shaft module as claimed in claim 7, it is characterised in that this angle detection device includes a triggering assembly, should
Triggering assembly comprise a triggering cam further and can drive a triggering switch of this electric magnet, this triggering cam is direct or indirect
Being fixedly held to this second bracket, synchronously to rotate relative to this axostylus axostyle along with this second bracket, this triggering switch is then fixing to be set
Be placed on the rotation path of this triggering cam, with at this second bracket relative to this first carriage turns a to predetermined angle under energy
Pressed by this triggering cam, thus driven this electric magnet.
10. rotating shaft module as claimed in claim 1, it is characterised in that this electric magnet is handled by a control instruction, this control
Instruction can comprise this solenoid actuated, controls size of current or change at least one of instruction of this electric magnet magnetic direction.
11. 1 kinds of folding devices, it is characterised in that this folding device includes:
One first housing；
One second housing；And
One rotating shaft module, is arranged between this first housing and this second housing, in order to this second housing can relative to this first
Body rotates, and this rotating shaft module includes:
One axostylus axostyle；
One first bracket, is fixedly arranged on this first housing and fixing this axostylus axostyle of support；
One second bracket, is fixedly arranged on this second housing and for wearing that this axostylus axostyle can rotate, so that this second bracket can be relative to
This first bracket rotates；
One electric magnet, is arranged on this axostylus axostyle directly or indirectly；And
One magnetic part, is arranged on this axostylus axostyle directly or indirectly, is affected by this electric magnet magnetic force and attracts each other or repel；
Wherein, at least first of this electric magnet and this magnetic part moves axially along this axostylus axostyle but does not turns for axle center with this axostylus axostyle
Power that is dynamic, that produce corresponding to the energising driving effect of this electric magnet, this electric magnet moves axially to at least one of this magnetic part
One primary importance this second bracket that presses are to increase by a rotation friction, and this second bracket revolves relative to this first bracket
Turn required torque torsion thus improve；
Wherein, this second bracket has a bearing worn for this axostylus axostyle, and this bearing include one first relative side with
One second side, this electric magnet can not be axially movably arranged at this first side adjacent, and this magnetic part then can axially move
It is arranged on this axostylus axostyle at this second side adjacent dynamicly, and this electric magnet generation magnetic attraction is to attract this magnetic part, so that should
Magnetic part moves and presses give this second side of this bearing to this primary importance.
12. 1 kinds of folding devices, it is characterised in that this folding device includes:
One first housing；
One second housing；And
One rotating shaft module, is arranged between this first housing and this second housing, in order to this second housing can relative to this first
Body rotates, and this rotating shaft module includes:
One axostylus axostyle；
One first bracket, is fixedly arranged on this first housing and fixing this axostylus axostyle of support；
One second bracket, is fixedly arranged on this second housing and for wearing that this axostylus axostyle can rotate, so that this second bracket can be relative to
This first bracket rotates；
One electric magnet, is arranged on this axostylus axostyle directly or indirectly；And
One magnetic part, is arranged on this axostylus axostyle directly or indirectly, is affected by this electric magnet magnetic force and attracts each other or repel；
Wherein, at least first of this electric magnet and this magnetic part moves axially along this axostylus axostyle but does not turns for axle center with this axostylus axostyle
Power that is dynamic, that produce corresponding to the energising driving effect of this electric magnet, this electric magnet moves axially to at least one of this magnetic part
One primary importance this second bracket that presses are to increase by a rotation friction, and this second bracket revolves relative to this first bracket
Turn required torque torsion thus improve；
Wherein, this second bracket has a bearing worn for this axostylus axostyle, and this bearing include one first relative side with
One second side, this electric magnet can not be axially movably arranged at this first side adjacent, and this magnetic part then can axially move
It is arranged on this axostylus axostyle dynamicly between this electric magnet and this second bracket, and this electric magnet produces magnetic repulsion to repel this magnetic
Property part, presses to force this magnetic part to move give this first side of this bearing to this primary importance.
13. folding devices as claimed in claim 11, it is characterised in that further include:
One locating part, can produce mutual magnetic attraction with this magnetic part, is fixed on this axostylus axostyle with this bearing separately more than being somebody's turn to do
One distance of the thickness of magnetic part, makes this magnetic part must be in displacement axial between this bearing and this locating part, and at this electromagnetism
In the case of ferrum is inoperative, this magnetic part can magnetically be adsorbed to this locating part and not contact this bearing.
14. folding devices as claimed in claim 13, it is characterised in that further include:
One distance piece, is fixed on this axostylus axostyle and is folded between this bearing and this locating part, can be at this for this magnetic part
Move axially on spacing body.
15. folding devices as claimed in claim 11, it is characterised in that further include:
One bearing, is positioned on this second bracket and wears for this axostylus axostyle；
One shell fragment cylinder, is sheathed on this axostylus axostyle and keeps at least side to this bearing to press, making this second bracket relative to this
First bracket produces a torque torsion.
16. folding devices as claimed in claim 14, it is characterised in that this magnetic part have one in tangent plane, and this magnetic
Part axially can be formed with an outer tangent plane on this distance piece in range of activity or this axostylus axostyle, makes this magnetic part be installed in this distance piece
Or it is restricted and cannot with this axostylus axostyle as axis rotation, but remain to move axially time on this axostylus axostyle.
17. folding devices as claimed in claim 11, it is characterised in that further included an angle detection device, in order to examine
Survey this second bracket rotational angle situation relative to this first bracket.
18. folding devices as claimed in claim 17, it is characterised in that this angle detection device includes a variable resistance
Device, this rheostat further includes a fixture and a movable piece, and wherein this fixture is fixedly arranged on directly or indirectly
This axostylus axostyle, this movable piece then can directly be fixedly held to this second bracket and can be with this second bracket synchronous axial system, can by this
Resistance change when moving part rotates relative to this fixture and correspondence learns this second bracket turning relative to this first bracket
Dynamic angle.
19. folding devices as claimed in claim 17, it is characterised in that this angle detection device includes a triggering group
Part, this triggering assembly comprises a triggering cam further and can drive a triggering switch of this electric magnet, and this triggering cam is direct
Or indirectly it is fixedly held to this second bracket, synchronously to rotate relative to this axostylus axostyle along with this second bracket, this triggering switchs then
Be fixedly installed on the rotation path of this triggering cam, with at this second bracket relative to this first carriage turns to a preset angle
Can be pressed by this triggering cam under Du, thus be driven this electric magnet.
20. folding devices as claimed in claim 11, it is characterised in that this electric magnet is handled by a control instruction, should
Control instruction can comprise this solenoid actuated, controls size of current or change at least one of of this electric magnet magnetic direction
Instruction.
21. folding devices as claimed in claim 11, it is characterised in that this first housing is at the bottom of the main frame of notebook computer
Seat, and this second housing is the display of notebook computer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102123851A TWI525261B (en) | 2013-07-03 | 2013-07-03 | Hinge module and foldable device |
| TW102123851 | 2013-07-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104279221A CN104279221A (en) | 2015-01-14 |
| CN104279221B true CN104279221B (en) | 2016-12-14 |
Family
ID=52132661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310313473.2A Active CN104279221B (en) | 2013-07-03 | 2013-07-24 | Rotating shaft module and foldable device |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9244497B2 (en) |
| CN (1) | CN104279221B (en) |
| TW (1) | TWI525261B (en) |
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| JP5891991B2 (en) * | 2012-07-31 | 2016-03-23 | 富士通株式会社 | HINGE DEVICE AND ELECTRONIC DEVICE USING THE HINGE DEVICE |
| KR101393285B1 (en) * | 2012-10-17 | 2014-05-09 | (주)광진기계 | Door checker for vehicle |
| CN103838301B (en) * | 2012-11-23 | 2017-04-26 | 纬创资通股份有限公司 | Electromagnetic fixing mechanism and electronic device for limiting touch control display module pivoting |
| TWI487465B (en) * | 2013-02-05 | 2015-06-01 | Wistron Corp | Portable electronic device capable of lifting a host module as a display module rotates relative to the host module |
| CN104339285B (en) * | 2013-07-24 | 2018-03-09 | 富泰华工业（深圳）有限公司 | Workpiece carrier device |
| CN104656810B (en) * | 2015-03-16 | 2019-03-08 | 联想(北京)有限公司 | Turning gear, electronic equipment and its control method |
| US9823093B2 (en) | 2015-11-06 | 2017-11-21 | Microsoft Technology Licensing, Llc | Folding angle sensing of a foldable device |
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- 2013-10-28 US US14/064,214 patent/US9244497B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20150009614A1 (en) | 2015-01-08 |
| US9244497B2 (en) | 2016-01-26 |
| CN104279221A (en) | 2015-01-14 |
| TW201502388A (en) | 2015-01-16 |
| TWI525261B (en) | 2016-03-11 |
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